Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
er developpement » et developpement, en developpement, leur developpement
e communication » de communication, 1 communication, une communication
technologien 8 » technologien _, technologien 1, technologien 4
informal group » informal groups, informal gold, informal out
group value » ground value, group volume, gross value
des afrique » en afrique, de l'afrique
8 informal » _ informal, 3 informal, vs informal
medium er » medium der, medium et, medium term
value e » value _, value a, value 3

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologien 8 informal group value e communication medium er developpement des afrique.*.